Posting this under the sub's promo allowance. I'm one of the people who built WinBack, so this is a pitch, but I tried to make it a useful one. Here's the pattern almost every subscription business hits eventually. You launch, growth is good, and then the disputes start. "I didn't authorize this renewal." "I forgot I subscribed." "I cancelled" (they didn't). Friendly fraud you can't prevent. At low volume you ignore them. Then the volume isn't low anymore, and thr...